In 2011, marine biologists built a baffling discovery—around 1,three hundred virtually excellent circles scattered through the Mediterranean Sea flooring from the coast of Corsica. These formations, some sixty seven feet broad, sparked many theories: had been they volcanic craters, WWII bomb scars, or something even stranger? Within this video https://adddirectoryurl.com/listings619624/the-science-powering-1300-ideal-circles-within-the-mediterranean-sea-floor